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Sime Hydrometer 6146101

Sime

Sime Hydrometer 6146101

Sime hydrometer, part number 6146101, for use in Murelle and Open series gas boilers.

At a glance

  • Part type: hydrometer
  • Also known as 2040552
Manufacturer part no.
6146101
Showing prices

£18.24

£15.20 ex. VAT · VAT at 20%

Available to order · 7 working days
Available to order · 7 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question

Same-day dispatch

Ordered by 4pm Mon–Fri, 10:30am Sat.

30-day returns

Unused, in original packaging.

What it is

The Sime 6146101 is a hydrometer supplied for Sime gas boilers. It forms part of the appliance's hydraulic circuit, where it is used to monitor the water condition within the boiler. It is listed by Sime under gas boiler spares for the Murelle and Open appliance families.

Signs this part needs replacing

  • Readings from the hydrometer no longer match the system's actual water condition
  • Visible leakage or weeping around the hydrometer body or its connections
  • Scale, sludge or debris contamination affecting operation
  • Erratic or inconsistent boiler behaviour linked to the hydraulic circuit

Before you order

  • Confirm the appliance model and serial number against the fitment list above
  • Check the existing part number on the component matches 6146101
  • Inspect the surrounding hydraulic connections for damage before fitting
  • Verify the boiler's water condition and treatment history before replacing

Not sure which part?

Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.